Home / 137,563.50-206,345.56-37,725.13

Finding the Fourth Proportional to 137,563.50, 206,345.56 and 37,725.13

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Solution

The fourth proportional to 137,563.50, 206,345.56 and 37,725.13 is: 56,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,563.50 : 206,345.56 = 37,725.13 : x
  2. Step 2: Convert to fraction form
    137,563.50/206,345.56 = 37,725.13/x
  3. Step 3: Cross multiply
    137,563.50x = 206,345.56 × 37,725.13
  4. Step 4: Simplify right side
    137,563.50x = 7,784,413,075.92
  5. Step 5: Solve for x
    x = 7,784,413,075.92/137,563.50
  6. Step 6: Final answer
    x = 56,587.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.